CA726326A - Educational device - Google Patents

Educational device

Info

Publication number
CA726326A
CA726326A CA726326A CA726326DA CA726326A CA 726326 A CA726326 A CA 726326A CA 726326 A CA726326 A CA 726326A CA 726326D A CA726326D A CA 726326DA CA 726326 A CA726326 A CA 726326A
Authority
CA
Canada
Prior art keywords
educational device
educational
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA726326A
Inventor
R. Uttal William
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Publication date
Application granted granted Critical
Publication of CA726326A publication Critical patent/CA726326A/en
Expired legal-status Critical Current

Links

CA726326A Educational device Expired CA726326A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA726326T

Publications (1)

Publication Number Publication Date
CA726326A true CA726326A (en) 1966-01-18

Family

ID=36065232

Family Applications (1)

Application Number Title Priority Date Filing Date
CA726326A Expired CA726326A (en) Educational device

Country Status (1)

Country Link
CA (1) CA726326A (en)

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